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Error Analysis of Known Points for Engineering GPS Control Net
Author(s): 
Pages: 54-56
Year: Issue:  2
Journal: Geotechnical Investigation & Surveying

Keyword:  GPS控制网 起算点可靠性分析 显著性检验;
Abstract: 在进行工程GPS网约束平差前 ,对GPS控制网起算点坐标的误差进行分析是非常必要的。本文应用 5种GPS控制网起算点坐标误差的分析方法 ,分析了上海地铁二号线西延伸线工程GPS控制网的起算点坐标误差 ,成功地剔除了误差超限的起算点
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